ammattilaisissa
Ammattilaisissa is a Finnish locative plural form that translates roughly as “in professional circles” or “among professionals.” It is the inessive plural of ammattilainen (professional), formed from the plural ammattilaiset with the locative suffix -issa/-issä. In Finnish, -issa indicates being inside or within a location, and the choice between -issa and -issä follows vowel harmony.
The form is used when referring to thoughts, practices, or conditions within professional groups rather than
Ammattilainen is built from amatti- (related to profession) plus -lainen, a suffix forming person-nouns or adjectives.
Ammattilaisissa can be contrasted with singular inessive forms such as ammattilaisessa (in the professional), or with
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